core: add modular network_proxy support (#6399)

* core: add modular `network_proxy` support

Co-authored-by: @ImpostorKeanu
Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* move modules around

Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* add caddyfile implementation

Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* address feedbcak

* Apply suggestions from code review

Co-authored-by: Francis Lavoie <lavofr@gmail.com>

* adapt ForwardProxyURL to use the NetworkProxyRaw

Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* remove redundant `url`  in log

Co-authored-by: Matt Holt <mholt@users.noreply.github.com>

* code review

Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>

* remove `.source` from the module ID

Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>

---------

Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>
Co-authored-by: Francis Lavoie <lavofr@gmail.com>
Co-authored-by: Matt Holt <mholt@users.noreply.github.com>
This commit is contained in:
Mohammed Al Sahaf 2025-03-21 20:06:15 +03:00 committed by GitHub
parent 7b1f00c330
commit 173573035c
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8 changed files with 347 additions and 12 deletions

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@ -18,6 +18,8 @@ import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"net/url"
"reflect"
"sort"
"strings"
@ -360,6 +362,14 @@ func isModuleMapType(typ reflect.Type) bool {
isJSONRawMessage(typ.Elem())
}
// ProxyFuncProducer is implemented by modules which produce a
// function that returns a URL to use as network proxy. Modules
// in the namespace `caddy.network_proxy` must implement this
// interface.
type ProxyFuncProducer interface {
ProxyFunc() func(*http.Request) (*url.URL, error)
}
var (
modules = make(map[string]ModuleInfo)
modulesMu sync.RWMutex